| Nominal Size | 21 x 21 x 8 in |
| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Royal Building Products | PLA K15821-8 | T-Y with SDR35 Branch HxHxG K158218 |
| | Royal Building Products | PLA K1021-8 | TEE STR PROFILE HHH K10218 |
| | Royal Building Products | PLA K1521-8 | T-Y HxHxH K15218 |
| | Royal Building Products | PLA K3021-8 | WYE PROFILE HHH K30218 |
| | Royal Building Products | PLA K3321-8 | WYE PROFILE HHG K33218 |
| | Royal Building Products | PLA K10321-8 | TEE STR PROFILE HHG K103218 |
